Home / 71,078,428.50-106,617,642.75-17,225,740.50

Finding the Fourth Proportional to 71,078,428.50, 106,617,642.75 and 17,225,740.50

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Solution

The fourth proportional to 71,078,428.50, 106,617,642.75 and 17,225,740.50 is: 25,838,610.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,078,428.50 : 106,617,642.75 = 17,225,740.50 : x
  2. Step 2: Convert to fraction form
    71,078,428.50/106,617,642.75 = 17,225,740.50/x
  3. Step 3: Cross multiply
    71,078,428.50x = 106,617,642.75 × 17,225,740.50
  4. Step 4: Simplify right side
    71,078,428.50x = 1,836,567,846,733,206.50
  5. Step 5: Solve for x
    x = 1,836,567,846,733,206.50/71,078,428.50
  6. Step 6: Final answer
    x = 25,838,610.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.